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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:21 am CST Jan 18, 2026
Forecast Valid: 3am CST Jan 18, 2026-6pm CST Jan 24, 2026

...LOW WATER ADVISORY IN EFFECT UNTIL 6 PM CST SUNDAY...

Sunday

NW wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Clear. Seas 1 ft or less.

M.L.King Day

Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.

Monday Night

ESE wind 10 to 15 kt becoming ENE after midnight. Partly cloudy. Seas 1 ft or less.

Tuesday

ENE wind around 10 kt becoming ESE in the afternoon. Partly sunny. Seas 1 ft or less.

Tuesday Night

ESE wind around 10 kt. A slight chance of showers after midnight. Seas 1 ft or less.

Wednesday

SE wind around 10 kt. Showers likely, then showers and possibly a thunderstorm after noon. Seas 1 ft or less.

Wednesday Night

SE wind around 10 kt becoming NNE after midnight. Showers likely. Seas 1 ft or less.

Thursday

NNE wind around 10 kt. A slight chance of showers. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.